Speedlite Flashes
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Speedlight not working

I have a canon 7d mark ii and I connected a canon 600 ex-rt speedlight to the top, hooked it in, but the flash will not work. The red light on the front flickers when I take a shot, but the main flash does not go off.I've tried everything, please hel...

Flash Syncing

Hi im new to the forum and have a new question about flash syncing. Im not sure if this is the way ro ask the question. The scenario I experience while shooting a wedding with one 600 ex rt flash acting as the master on camera (and actively flashing)...

Resolved! Help with Canon 600 EX-RT

Hi I am new to this group and wanted some advice please. I always seem to struggle using flash and have no confidence, I have an indoor event coming up which will be low ambient light and high dark ceilings, and I wanted to ask how do I get my flash ...

Tony61 by Apprentice
  • 5 replies

Resolved! Speedlite 580EXII

Mounting a 580EXII on a T3i & shooting in P.  Flash will inexplicably switch from ETTL mode to TTL, overexposing closer subjects.  Cannot reset to ETTL manually.  Must shut down, remove flash from camera frame, remove batteries and start again. Any t...

Jchafitz by Enthusiast
  • 31 replies

Synch Trouble with 2 430 EX III RT and a 600 EX II RT

Hello, I've followed the manual's instructions to set up the 600 as a master and the 2 430s as slaves. They link together and all. I used RT, put a manual ID and group that is identical in all 3. When I press the flash button on the master, there is ...

bforcier by Apprentice
  • 2 replies

Resolved! HSS not working with ST-E3-RT and 600EX-RT and 5ds

Hello I cant get HSS to work. Shots are very dark. The lightnig bolt H is on for both the flash and transmitter. I'm using a canon 5ds camera set to manual, st-e3-rt transmitter and 600ex-rt is set to ETTL (but it doesnt work in M either)  Any sugges...

mathew_z by Apprentice
  • 3 replies

Recommendations for a wireless trigger system

Hello: I have a Canon 7d Mark II and 2 canon speedlites 580 EX II and I am in the market for a wireless trigger system. I have been using the on camera flash as the master to trigger the optical slaves and it works in most cases, but would like to pu...

ilzho by Rising Star
  • 6 replies

Cool new Canon flash

The new Canon 470EX Flash can *automatically* set the bounce angle of the head: http://learn.usa.canon.com/resources/articles/2018/speedlite-470ex-ai/speedlite-470ex-ai-revolutionary-ai-bounce.shtml?categoryId=12

disfuctional exposure

Hi everyone! I'm having an exposure issue with my speedlight 600ex rt. I have two speedlights, same model and they both have the same issue after a year of use. No matter the adjust i select on manual mode it always give me full power. and it always ...

cammis by Apprentice
  • 3 replies

ST-E3-RT not firing groups simultaneously?

Hi I have two 600EX-RT on my ST-E3-RT.  When both flashes is set to group A, they fire simultaneously. If I set one flash to group A and another to group B, then group B flashes a half second later. Can't figure out if I touched a setting on the ST-E...

MojoDK by Apprentice
  • 1 replies
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